From: hackbard Date: Fri, 17 Feb 2012 22:43:04 +0000 (+0100) Subject: more math, however, not satisfying! X-Git-Url: https://hackdaworld.org/gitweb/?a=commitdiff_plain;ds=sidebyside;h=41de34392edb34632ebcf19bfa55bdb746f2c70a;hp=41de34392edb34632ebcf19bfa55bdb746f2c70a;p=lectures%2Flatex.git more math, however, not satisfying! ---